38913021

素因数分解:

$3^3\times 7^1\times {\mathrm{227}}^1\times {\mathrm{907}}^1$

素因数の和:1150

約数の個数: 32

約数和(自身を含む): 66247680

約数和(自身を除く): 27334659

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 227, 681, 907, 1589, 2043, 2721, 4767, 6129, 6349, 8163, 14301, 19047, 24489, 42903, 57141, 171423, 205889, 617667, 1441223, 1853001, 4323669, 5559003, 12971007, 38913021]

約数ペア:

[(1, 38913021), (3, 12971007), (7, 5559003), (9, 4323669), (21, 1853001), (27, 1441223), (63, 617667), (189, 205889), (227, 171423), (681, 57141), (907, 42903), (1589, 24489), (2043, 19047), (2721, 14301), (4767, 8163), (6129, 6349)]